I believe it would be (-2,-2) i may be wrong though i dont have my graphing papers
Not necessarily.

and

may be linearly dependent, so that their span forms a subspace of

that does not contain every vector in

.
For example, we could have

and

. Any vector

of the form

, where

, is impossible to obtain as a linear combination of these

and

, since

unless

and

.
Answer:
The answer is: 4y(2x+y)
Step-by-step explanation:
ITS 100 trAilmix be because you multiply 25 Times 1/8 and multiply the answer OF 25 Times 1/8 in 25